Plants in the presence of sunlight produce their food and release gas.
A
oxygen
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B
carbon dioxide
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C
nitrogen
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Solution
The correct option is A oxygen Photosynthesis is a process by which green plants prepare their own food (glucose) from carbon dioxide and water in the presence of sunlight and chlorophyll. During this process oxygen is released. The reaction involved is as follows: 6CO2(g)+6H2O(l)→ C6H12O6(s)+6O2(g)